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From "" <>
Subject Re: WADDI WebApplication Performance?
Date Wed, 07 May 2008 18:53:23 GMT
> WADI should not impact the performance of your Web-application too 
> much. There are a couple of things to remember when 
> implementing/configuring your Web-applications:
> 1. do not store large objects in HttpSessions. If you really need to 
> store large objects, then I recommend you to enable delta replication. 
> This WIKI page describes how this works 
> 2. the objects you store in sessions must be serializable; and
> 3. the overhead of state replication increases with the number of 
> replicas to be maintained for a given HttpSession. So, you should 
> define a number of replicas which is a good balance between 
> performance impact caused by the overhead of replication and your HA 
> requirements.

What are large Objects in Sessions?

I use EJB Session Beans and Tomcat Session Beans, is thadt allready big 
- related to WADDI?
(i guess this is the normal Way to do such Kind of dynamic WebAppz.

Greets, R

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